Home / 11,603.28-16,020.66-10,248.54

Finding the Fourth Proportional to 11,603.28, 16,020.66 and 10,248.54

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Solution

The fourth proportional to 11,603.28, 16,020.66 and 10,248.54 is: 14,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.28 : 16,020.66 = 10,248.54 : x
  2. Step 2: Convert to fraction form
    11,603.28/16,020.66 = 10,248.54/x
  3. Step 3: Cross multiply
    11,603.28x = 16,020.66 × 10,248.54
  4. Step 4: Simplify right side
    11,603.28x = 164,188,374.84
  5. Step 5: Solve for x
    x = 164,188,374.84/11,603.28
  6. Step 6: Final answer
    x = 14,150.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.